High School: Functions

Directions: Using the whole numbers 0 through 9, no more than once, fill in the following boxes to make one function have no real roots, another function to have one real root and the last function have two real roots. Source: Lynda Chung

Directions: Fill in the blanks below using a number from 1 to 9 (no repeating!), to find the equation whose solution is the largest value of x (from 0 to 360, or 0 to 2π). What numbers will give you the smallest value of x? Source: Mishaal Surti

Directions: Fill in the empty blanks so that you create a triangle whose Cos Θ = √2/2. You can use whole numbers 1 through 9, but can only use a number once: (5, 4), (__,__) and (__,__). Source: Bryan Anderson